<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16"><path d="M4.5 1a4.5 4.5 0 0 0 0 9c1.9 0 3.6-1.2 4.24-3H12v2h3V7h1V4H8.74A4.532 4.532 0 0 0 4.5 1zm0 3C5.33 4 6 4.68 6 5.5 6 6.33 5.33 7 4.5 7S3 6.33 3 5.5C3 4.68 3.67 4 4.5 4z" fill="#555555"/><path d="M9.24 8.13c-.5.9-1.22 1.64-2.09 2.15l1.6 1.59-1.42 1.41 2.12 2.12 1.42-1.42.7.71 2.13-2.12z" opacity=".3" fill="#555555"/></svg>